Home / 1,359,642.34-1,876,318.94-739,453.29

Finding the Fourth Proportional to 1,359,642.34, 1,876,318.94 and 739,453.29

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Solution

The fourth proportional to 1,359,642.34, 1,876,318.94 and 739,453.29 is: 1,020,452.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,642.34 : 1,876,318.94 = 739,453.29 : x
  2. Step 2: Convert to fraction form
    1,359,642.34/1,876,318.94 = 739,453.29/x
  3. Step 3: Cross multiply
    1,359,642.34x = 1,876,318.94 × 739,453.29
  4. Step 4: Simplify right side
    1,359,642.34x = 1,387,450,213,272.31
  5. Step 5: Solve for x
    x = 1,387,450,213,272.31/1,359,642.34
  6. Step 6: Final answer
    x = 1,020,452.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.